Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual foi a data em que Chic venceu no CHS?
 ###Tabelas: CREATE TABLE number_of_championships_by_school (number_of_championships_by_school_id AUTO_INCREMENT PRIMARY KEY, University VARCHAR, Men's INT, Women's INT, Runner-up INT, Total Championships INT) CREATE TABLE race_performances (race_performances_id AUTO_INCREMENT PRIMARY KEY, Date VARCHAR, Placing VARCHAR, Beat by VARCHAR, Location VARCHAR, Distance VARCHAR) CREATE TABLE premier_division (premier_division_id AUTO_INCREMENT PRIMARY KEY, Date VARCHAR, Opponent VARCHAR, Venue VARCHAR, Result VARCHAR, Attendance INT) CREATE TABLE qualifying_races (qualifying_races_id AUTO_INCREMENT PRIMARY KEY, Place VARCHAR, Country VARCHAR, Qualifying Grand Prix VARCHAR, Class VARCHAR, Dates VARCHAR) CREATE TABLE rāśi_–_zodiacal_signs (rāśi_–_zodiacal_signs_id AUTO_INCREMENT PRIMARY KEY, Number INT, Sanskrit VARCHAR, International Alphabet of Sanskrit Transliteration VARCHAR, Sanskrit gloss VARCHAR, Western name VARCHAR, Greek VARCHAR, Gloss VARCHAR, Tattva (Element) VARCHAR, Quality VARCHAR, Ruling Planet VARCHAR)  
SELECT Date FROM race_performances WHERE Beat by = won AND Location = chs